Product Description
DHHI can provide calcium carbide, industrial silicon, ferroalloy and other smelting
varieties of general contracting projects, is the first heavy industry to obtain the
general contracting qualification unit. It can provide users with overall factory
design, process design, equipment design, power supply and distribution design,
control design, civil design and equipment manufacturing, installation,
commissioning, trial operation guidance and other comprehensive services.
Audited Supplier 
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